Roundtree Park Weather Forecast

    • 47
    • 66

    Slight Chance Rain Showers

    • 42
    • 58

    Mostly Sunny

    • 41
    • 60

    Partly Sunny

    • 41
    • 60

    Partly Sunny

    • 45
    • 62

    Mostly Sunny

    • 40
    • 60

    Mostly Sunny

    • 45
    • 61

    Partly Sunny

Today 30 Oct Arlington/Falls Church/Alexandria

Partly sunny with a 20 percent chance of Showers. Highs in the mid 60s. Southwest Winds around 10 Mph with Gusts up to 20 Mph.

Tonight 30 Oct Arlington/Falls Church/Alexandria

Partly cloudy with a slight chance of Showers in the Evening, then mostly clear after midnight. Lows in the upper 40s. West Winds 10 to 15 Mph. Chance of rain 20 percent.

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Roundtree Park Temperature Statistics

October Temperature

Washington/Reagan National Airport, DC (8.1 miles)

  • Lowest 25 October, 2025

    41 °F

  • Average October

    60.5 °F

  • Highest 6 October, 2025

    81 °F

Climate (2020–Present)

Washington/Reagan National Airport, DC (8.1 miles)

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  • Average Low 2020–2025

    52.6 °F

  • Average 2020–2025

    60.5 °F

  • Average High 2020–2025

    69.2 °F
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